make_circle(radius, [placement, face, startangle, endangle])
or make_circle(edge,[face]):
Creates a circle object with given parameters.
Parameters
----------
radius : the radius of the circle.
placement :
If placement is given, it is used.
face : Bool
If face is False, the circle is shown as a wireframe,
otherwise as a face.
startangle : start angle of the arc (in degrees)
endangle : end angle of the arc (in degrees)
if startangle and endangle are equal, a circle is created,
if they are different an arc is created
edge : edge.Curve must be a 'Part.Circle'
the circle is created from the given edge
support :
TODO: Describe
